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Bi-motional cradle

机译:BI-motional cradle

摘要

A bi-motional cradle has a base with rollers affixed along each of two sides. A motor mounted on the base drives a crank arm which imparts to and fro translational motion to a cradle frame which rests upon the rollers of the base. A mediate frame member which lies within the cradle frame supports a second motor. The second motor has a crank arm rotably attached thereto. A cradle is suspended from the cradle frame by means which allow the cradle to hang freely and oscillate. The second motor's crank arm engages the cradle during a part of that crank arm's rotational motion. As the second motor's crank arm engages the cradle, it imparts a motion to the cradle that causes the cradle to swing, or oscillate. A baby lying in the cradle is soothed by a gentle, steady, two- directional motion.
机译:双动底座具有一个底座,底座的两侧分别固定有滚轮。安装在底座上的电机驱动曲柄臂,该曲柄臂将摇架传递给来回平移运动,该摇架支撑在底座的滚轮上。位于托架框架内的中间框架构件支撑第二电动机。第二马达具有可旋转地附接到其上的曲柄臂。托架通过使托架自由悬挂和摆动的方式从托架框架上悬挂下来。在第二部分的曲柄臂旋转运动期间,第二个电动机的曲柄臂与通讯座接合。当第二个电动机的曲柄臂与通讯座接合时,它会向通讯座施加运动,从而导致通讯座摆动或摆动。轻轻地,稳定的双向运动可以抚慰躺在摇篮中的婴儿。

著录项

  • 公开/公告号US4970740A

    专利类型

  • 公开/公告日1990-11-20

    原文格式PDF

  • 申请/专利权人 CRAWFORD;JOSEPH;

    申请/专利号US19900522804

  • 发明设计人 JOSEPH CRAWFORD;

    申请日1990-05-14

  • 分类号A47D9/02;

  • 国家 US

  • 入库时间 2022-08-22 05:47:20

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